Dipl.-Ing. Anton Wohlgemuth DVGW CERT GmbH

1. Technical rules and national standards for regulating products/materials in contact with drinking water Dipl.-Ing. Anton Wohlgemuth DVGW CERT GmbH

2. Technical rules and national standards for regulating products/materials in contact with drinking water Structure • Who is DVGW? • Activities • Codes and Standards • What are „generally acknowledged Technical Standards“? • Provision of Technical Standards • Elaboration of Technical Standards according to DVGW GW 100 • Commitee Structures Water • DVGW Schedule of Technical Standards • International Framework of Standardization: Water • Conclusion

3. DVGW: German Association on Gas and Water • since 1859 the German technical andscientific association in the field ofgas and water supply • politically and economically independent, neutral • pursuit of exclusively non-profit aims DVGW anno 1859 • well-ordered and transparent procedure of standard writing: involvement of professional experts, publication of drafts, objection and appeal procedure • tasks: standardization, certification, research, training, information and consultancy

4. DVGW in survey • 12.150 members • 400 staff • DVGW-sites O • Headquarters in Bonn, Berlin • Technology Centre water • in Karlsruhe, Hamburg, Dresden • R&D - facilities gas and water • in Karlsruhe • Regional and district groups

5. Basic Structure of DVGW Members (Plenary) Board Executive Board Headquarters Bonn Regional and District Groups R&D Facilities University Karlsruhe Technology Centre Water Karlsruhe

6. DVGW offices • Berlin, Hamburg, • Mainz, Stuttgart, München, • Dresden, Sarajewo Technology Centre Water Karlsruhe Headquarters Bonn Further offices in : R&D Facilities Gas Karlsruhe

7. Member Structure 12/2007 Authorities, Institutions, Organisations (AIO): 220 Gas- and Water Supply Companies: 1.700 Manufacturers: 1.370 Individual members: 8.860 Members total: 12.150

8. Sources of Income Others: 4 % Membership fees: 31 % Returns: 65 % Income total 2005: 38,5 Mio. Euro

9. Activities Codes and standards Research and Development Knowledge Transfer Safety Environment Hygiene Testing and Certifcation Communication Professional Training

10. Codes and Standards Water • Groundwater and Resources management • Water production • Water treatment • Water quality • Water reservoirs • Water distribution • Water consumption

11. What are „generally acknowledged Technical Standards“? • technical standards laid down for procedures, installations and plants as well as for their operation • application may be necessary formeeting legal requirements (e.g.Drinking Water Directive) • based on prevailing opinion of technical experts in this field andproven in practice

12. Provision of Technical Standards Technical/scientific associations dealing with technical standards: DVGW ATV Governmental Tasks: Federal, State and Local Laws „GENERALLY ACKNOWLEDGED TECHNICAL STANDARDS“ • elaborated by certain associations, i.e. DVGW • knowledge and experience in specialised scientific and technical fields not residing in governmental bodies • developments in scientific and technical fields often too rapid for governmental agencies to keep pace with

13. Elaboration of Technical Standards acc. to DVGW GW 100 DVGW Technical Committees: Composed of experts working on a voluntary basis Elaborate first draft: „Yellow Print“ Public enquiry phase of 3 months for suggestions, modifications, etc. Hearings with the relevant Technical Committee Final adoption by the DVGW Board „White Print“ Updates produced every five years

14. Committee Structures Water SC 2 SC 1 SC 3 Water Management, Water Water Supply Water Quality, Water Works Usage Systems TC TC TC TC TC TC Plant and oparations management Planning and construction Customer Water Water Water Installation Measurement Catchment Treatment TC TC TC TC TC TC Groundwater Ressource management Valves and Internal Pool Water Water GeoInformation Apparatus Corrosion Treatment Storage Systems TC Pipes and pipe joints TC Hygiene in the drinking water installation TC TC TC Water Systems Supply System Components Quality Engineering

15. The DVGW Schedule of Technical Standards covers: • planning •  construction •  operation •  maintenance •  rehabilitation of •  facilities •  technical installations •  products for gas and water supply

16. DVGW Schedule of Technical Standards • The result of our collaborative effort across all sectors is contained in a total of •  150 water-related standards •  108 gas-related standards •  47 encompassing both water and gas

17. International Framework of Standardization:Water NA... DVGW TC 155 NHS CEN/ NAW TC 164 ISO DIN NAW ISO TC 294 NASG NA... TC ... TC 164: ca. 220 standards

18. Technical rules and national standards for regulating products/materials in contact with drinking water Conclusion As a technical standardization organization, DVGW promotes technological developments in its sector. The technical standards of the DVGW lay the foundations for technical self-regulation under the responsibility of the German gas and water industry and ensure safe gas and water supplies at the highest international levels.

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